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deinterlace: deinterlace: fix coverity error [1/1]

Browse Source 
PD#SWPL-2863

Problem:
cdev_add without checking return value.

Solution:
add check

Verify:
p212

Change-Id: Ib1d96f6e5ee07dd28f67eb4ee77acb6580a1f877
Signed-off-by: Jihong Sui <jihong.sui@amlogic.com>
This commit is contained in:
Jihong Sui
2018-12-04 17:51:39 +08:00
committed by Jianxin Pan
parent afcf1763d3
commit 1b8354dfbb
1 changed files with 12 additions and 1 deletions
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13
drivers/amlogic/media/deinterlace/deinterlace.c
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@@ -7497,7 +7497,10 @@ static int di_probe(struct platform_device *pdev)
di_devp->flags |= DI_SUSPEND_FLAG;
cdev_init(&(di_devp->cdev), &di_fops);
di_devp->cdev.owner = THIS_MODULE;
cdev_add(&(di_devp->cdev), di_devno, DI_COUNT);
ret = cdev_add(&(di_devp->cdev), di_devno, DI_COUNT);
if (ret)
goto fail_cdev_add;
di_devp->devt = MKDEV(MAJOR(di_devno), 0);
di_devp->dev = device_create(di_clsp, &pdev->dev,
di_devp->devt, di_devp, "di%d", 0);
@@ -7648,6 +7651,14 @@ static int di_probe(struct platform_device *pdev)
pr_err("%s create kthread error.\n", __func__);
di_debugfs_init(); /*2018-07-18 add debugfs*/
di_patch_post_update_mc_sw(DI_MC_SW_IC, true);
pr_info("%s:ok\n", __func__);
return ret;
fail_cdev_add:
pr_info("%s:fail_cdev_add\n", __func__);
kfree(di_devp);
fail_kmalloc_dev:
return ret;
}